Ellery Queen probes the murder of a retired detective who was killed while investigating an unsolved homicide case.
The marketing executive for Quick Silver Tobacco Company is mysteriously murdered while alone in his office.
Inspector Queen is in charge of protecting a mob witness, who gets murdered before he can testify, and all evidence points to Sgt. Velie.
Tunesmith Alvin Winer is murdered during the musical interlude on a radio show, and Ellery Queen tries to clear a friend's name in the case.
While visiting Simon Brimmer's radio studios, Ellery Queen learns that a socialite Lillian McGraw has been stabbed.
The Queens travel to Hollywood to watch the filming of one of Ellery's novels, only to get caught up in the murder case of the starring actor.
Ellery and Inspector Queen investigate the murder of wealthy industrialist George Sherman, who has been ritually killed.
Ellery Queen's old friend, Linville Hagen, is accused of murdering mobster Nick Danello, and Ellery must find the missing witness who can prove his innocence.
A formerly brilliant, but now seemingly senile, inventor is murdered in his electric train workshop.
Prize fighter Kid Hogan is killed while training for a championship bout and suspicion points to his sparring partner.
A murder is committed in the restaurant where Simon Brimmer is conducting a live broadcast.
After receiving an award from the Crime Writers of America, Edward Manning is murdered while talking to Ellery Queen on the phone.
A dreaded curse that has already claimed six lives befalls on the new owner of an Egyptian sarcophagus.
Burlesque producer Sam Packer is found dead of an apparent heart attack, but in a video he leaves behind, Packer declares that his death is actually a murder.
Ellery travels to the estate of Spencer Lockridge, who promptly seems to disappear down the rabbit hole. Based on the Ellery Queen short story of the same title.
While on a book tour, WWII spy Colonel Alec Nivin is found dead in his hotel room.